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8. Technical Specifications 

TDS 

Range 

0

100.0 ppm, 0

1000 ppm, 0

10.00 

ppt 

Resolution 

0.1/1 ppm, 0.01 ppt 

Accuracy 

±

1% F.S 

Calibration points 

1-2 points 

Automatic Temp. 

Compensation 

0-50

˚

Temp. 

Range 

0-50

˚

Resolution 

0.1

˚

Accuracy 

±

0.5

˚

 

 

 

9. Other Functions & Parameters 

Indication of 

calibration points 

 

Auto Power-

off 

Power-off in 8 

minutes if no 

operation 

Indication of stable 

measurements 

 

Waterproof 

level 

IP67, floats on water 

Self-Diagnosis 

information 

Er1, Er2 

Power Supply 

AAA batteries*4 

Low battery 

reminder 

           Flashes to 

remind to replace 

batteries 

Battery Life 

1000 hours 

Dimensions/Weight 

Instrument: 40*31*178mm/107g; Carrying case: 

190*165*140mm/438g 

 

 

 

 

 

Содержание TDS1

Страница 1: ...TDS1 Pocket TDS Tester Instruction Manual APERA INSTRUMENTS Europe GmbH www aperainst de ...

Страница 2: ...Keypad Functions Short press 2 seconds Long press 2 seconds 1 Short press to turn on long press to turn off 2 When turned off long press to enter setup 3 In mode setting short press to change parameter 1 When turned on long press to enter calibration mode 2 In calibration mode short press to confirm calibration 3 In mode setting short press to confirm parameter selection Diagram 1 ...

Страница 3: ...am 3 short press to complete 1 point calibration The tester returns to measuring mode and calibration icon appears at the button left of LCD 4 4 Rinse probe in distilled water and dry it Follow the steps in 4 2 4 3 to complete 2nd point calibration in 12 88 mS calibration solution tester returns to measuring mode calibration icons display on bottom left of LCD 5 TDS Measurement 5 1 Short press to ...

Страница 4: ...ration solution which exceeds the recognizable range of the meter 1 Check if calibration solution is correct 2 Check if probe is damaged is pushed before measurement is stable comes up Wait for the smile icon to stay and then short press 6 3 The tester has already been calibrated after manufacture Usually users can use the tester right away or test it in the calibration solutions to test its accur...

Страница 5: ...TDS Factor 0 100 μS cm 0 60 100 1000 μS cm 0 71 1 10 mS cm 0 81 10 100 mS cm 0 94 b P2 Select temperature unit In P1 mode press to enter P2 press or flickering press to choose press to confirm parameter selection Long press to return to measurement mode c P3 Restore to factory default No Yes In P2 mode press to enter P3 press No flickering press to choose No Yes press to confirm parameter selectio...

Страница 6: ...acy 0 5 C 9 Other Functions Parameters Indication of calibration points Auto Power off Power off in 8 minutes if no operation Indication of stable measurements Waterproof level IP67 floats on water Self Diagnosis information Er1 Er2 Power Supply AAA batteries 4 Low battery reminder Flashes to remind to replace batteries Battery Life 1000 hours Dimensions Weight Instrument 40 31 178mm 107g Carrying...

Страница 7: ...to defects resulting from actions such as misuse violation of the instructions in this manual or operations in the manner not specified in this manual improper maintenance and unauthorized repairs Warranty period is the time limit to provide free service for the products purchased by customers not the service life of the tester or probe Apera Instruments reserves the right to update the informatio...

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